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Finding the Fourth Proportional to 177,295.20, 266,115.60 and 88,648.80

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Solution

The fourth proportional to 177,295.20, 266,115.60 and 88,648.80 is: 133,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,295.20 : 266,115.60 = 88,648.80 : x
  2. Step 2: Convert to fraction form
    177,295.20/266,115.60 = 88,648.80/x
  3. Step 3: Cross multiply
    177,295.20x = 266,115.60 × 88,648.80
  4. Step 4: Simplify right side
    177,295.20x = 23,590,828,601.28
  5. Step 5: Solve for x
    x = 23,590,828,601.28/177,295.20
  6. Step 6: Final answer
    x = 133,059.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.